Creighton Early

H.W. Lochner, Inc. provides transportation engineering services. It offers civil and structural engineering, project management, planning, environmental and construction services. The firm provides aviation, environmental, roadway, rail, transit, planning and structures services. The company was founded in 1944 and is headquartered in Chicago, IL.

Willdan Energy Solutions, Inc. provides engineering consulting services. The firm develops and implements com­pre­hensive energy solutions for the data center, healthcare, lodging, schools, and small business sectors. It offers energy engineering, direct installation, energy program administration, performance contracting, and project financing strategies. The company is headquartered in Anaheim, CA.

DT Sale Corp., through its subsidiary, designs, manufactures and sells device connectivity and device networking solutions. It sells its products through a global network of distributors, system integrators, value added resellers, and original equipment manufacturers. The company was founded in 1981 and is headquartered in Hudson, OH.

Infrastructure & Energy Alternatives LLC operates a portfolio of energy and water infrastructure service companies. It focuses on solar, wind, power and industrial, civil, engineering, environmental and geotechnical sectors. The firm also provides procurement, construction and maintenance primarily for thermal power, biomass fuel sources. The company was founded in 2011 by Paul M. Daily and is headquartered in Indianapolis, IN.

QuantumSphere, Inc. manufactured catalytic materials and developed electrode devices and related technologies for multiple clean-energy, defense, electronics, and other applications. The company was founded by Kevin D. Maloney and R. Douglas Carpenter in 2002 and was headquartered in Santa Ana, CA.